Goodyear Optitrac R-1W 710/70 R38 171D Goodyear Optitrac R-1W 710/70 R38 171D Goodyear Optitrac R-1W710/70 R38 171D Vehicle type: Special Usage: Farm Manufacturer: Goodyear Width: 710 Height: 70 Construction: R Diameter: 38 Load index: 171 Speed index: D Highest Price: